.left{
    float: left;
}
.right{
    float: right;
}
.header{
    background-color: blue;
    height: 50px;
}
.logo{
    font-size: 25px;
    color: white;
    font-weight: bold;
    line-height: 50px;
    margin-left: 20px;
}
.user{
    font-size: small;
    color: red;
    line-height: 50px;
    margin-right: 20px;
}
.menu{
    width: 19%;
    background-color: bisque;
    top: 60px;
    left: 0.5%;
    right:0.5%;
    bottom: 5px;
    overflow: auto;
    position: absolute;
}
.body{
    width: 79%;
    background-color: darkseagreen;
    top:60px;
    left: 20.5%;
    right: 0.5%;
    bottom: 5px;
    overflow: auto;
    position: absolute;
}
dt{
    background-color: aqua;
    font-size: 16px;
    font-weight: bold;
    color: white;
    padding:10px 0px 10px 0px;
}